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International consensus statement on rhinosinusitis

IDT Yes Significantly higher rate of food sensitivity in

CRSwNP than general

population, but similar incidence of inhalant allergy by IDT.

Invitro Levels of IgG to foods lower in CRSwNP

patients. Levels of IgE to foods no different

between CRSwNP and controls. No difference in

IDT Yes Food allergy was present significantly more

often in CRSwNP than controls.

prevalence, type,

number of food allergens.

Incience of food allergy Invitro Yes Milk allergy was much more prevalent in

CRSwNP, but other foods were not

different between study groups.

CRSwNP Conclusions

Association Between

Allergy And

Allergy

Testing

Method

hypersensitivities on in vitro testing Number of food

TABLE X-5 Evidence for food allergy as a contributing factor for CRSwNP Study Year LOE Study Design Study Groups Clinical Endpoint Lill 1397 2011 3 Prosective case control CRSwNP Control Collins 1395 2006 3 Prosective case control CRSwNP Rhinology clinic patients withoutNP Incidence of inhalant allergy

Levels of IgG antibodies to foods

Levels of IgE antibodies to foods

Incidence of known food allergy (Part 1)

allergy using IDT(Part 2)

hypersensitivities Types of food

hypersensitivities

Incidence of food allergy

Incidence of known food

Prevalence of food

controls (Part 2)

CRSwNP

non-CRS controls

CRSwNP (Part 1) CRSwNPand

CRSwNP

CRSsNP

2019 4 Retrospective case control

Pang 1396 2000 3 Prosective case control

Al-Qudah 1399 2016 4 Prosective case series

Teles 1398

Veloso